Astor Manor was a vast structure. Below the level where the siblings stored their meals was a deeper basement. This level was open only to Mrs. Astor. Isaac and Arabella were familiar with the space only from their education as children. For them, it was a place of fear and pain. Occasionally, Mrs. Astor would take her board of trustees there. This became habit particularly when she did not want to be challenged.

Such a meeting was happening now. The stone floor and ...